You can change the number of decimal places shown using a Chart configuration setting. Select Chart configuration > Display format, then select Custom next to the metric you want to change this value for. Enter 0 in the Decimal place field:

I'm trying to isolate the week over week % change so that it only displays that number as a KPI. Is this possible? Also, without looking at the prior two weeks' numbers, how are you supposed to tell if this week was 12.5% over or under the prior week's SLA percent? Thank you.